78778064

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1709}}^1$

素因数の和:1827

約数の個数: 40

約数和(自身を含む): 158605920

約数和(自身を除く): 79827856

約数列:

[1, 2, 4, 8, 16, 43, 67, 86, 134, 172, 268, 344, 536, 688, 1072, 1709, 2881, 3418, 5762, 6836, 11524, 13672, 23048, 27344, 46096, 73487, 114503, 146974, 229006, 293948, 458012, 587896, 916024, 1175792, 1832048, 4923629, 9847258, 19694516, 39389032, 78778064]

約数ペア:

[(1, 78778064), (2, 39389032), (4, 19694516), (8, 9847258), (16, 4923629), (43, 1832048), (67, 1175792), (86, 916024), (134, 587896), (172, 458012), (268, 293948), (344, 229006), (536, 146974), (688, 114503), (1072, 73487), (1709, 46096), (2881, 27344), (3418, 23048), (5762, 13672), (6836, 11524)]